A new range of MS-DOS micros has been launched in European by Graphite Microsystems, the Dutch subsidiary of Koryo Systems of South Korea, which has hitherto built its machines for the OEM market, and it has established its first UK sales office in Tamworth, Staffordshire: the Micro Series uses Passive Backplane Technology which enables users to configure a system from a choice of processors, video, hard and floppy disks, and a number of memory options; a 16MHz 80386SX with a 40Mb drive and no memory upgrades comes in at UKP1,800, and a 25MHz 80486-based machine with 40Mb drive and 128Kb cache costs UKP6,000.